<button id="create-container-button">Create container</button>
<button id="delete-container-button">Delete container</button>
<button id="select-button">Select and upload files</button>
<input type="file" id="file-input" multiple style="display: none" />
<button id="list-button">List files</button>
<button id="delete-button">Delete selected files</button>
<p><b>Status:</b></p>
<p id="status" style="height: 160px; width: 593px; overflow: scroll"></p>
<p><b>Files:</b></p>
<select
  id="file-list"
  multiple
  style="height: 222px; width: 593px; overflow: scroll"
></select>
